18124340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69709}}^1$

素因数の和:69731

約数の個数: 24

約数和(自身を含む): 40989480

約数和(自身を除く): 22865140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69709, 139418, 278836, 348545, 697090, 906217, 1394180, 1812434, 3624868, 4531085, 9062170, 18124340]

約数ペア:

[(1, 18124340), (2, 9062170), (4, 4531085), (5, 3624868), (10, 1812434), (13, 1394180), (20, 906217), (26, 697090), (52, 348545), (65, 278836), (130, 139418), (260, 69709)]